#B428A7#B428A7

#B428A7 is a mid, highly saturated purple. Relative luminance 0.140; OKLCH L 54.8% C 0.218 H 332.4°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#B428A7
RGB	rgb(180, 40, 167)
HSL	hsl(306, 64%, 43%)
HSV	hsv(306, 78%, 71%)
CMYK	cmyk(0%, 77.8%, 7.2%, 29.4%)
CIE-LAB	lab(44.25, 67.17, -36.75)
CIE-LCH	lch(44.25, 76.57, 331.31°)
OKLab	oklab(54.84% 0.1932 -0.1011)
OKLCH	oklch(54.84% 0.218 332.4)
XYZ	xyz(26.5563, 14.0132, 37.8579)
Luminance	0.1401 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B428A7 #28B435

analogous

#7B28B4 #B428A7 #B42861

triadic

#B428A7 #A7B428 #28A7B4

tetradic

#B428A7 #B47B28 #28B435 #2861B4

square

#B428A7 #B47B28 #28B435 #2861B4

split-complementary

#B428A7 #61B428 #28B47B

monochromatic

#50124A #821D79 #B428A7 #D544C8 #E176D7

Accessibility & contrast

On white

5.52

#B428A7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#B428A7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B428A7

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B428A7	#FFFFFF	#000000	##FFFFFF
##B428A7	1.00	5.52	3.80	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E5CAA

Deuteranopia (green-blind)

#586FA4

Tritanopia (blue-blind)

#BC3967

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b428a7;
/* rgb */ color: rgb(180, 40, 167);
/* oklch */ color: oklch(54.8% 0.218 332.4);

Tailwind

colors: {
  custom: {
    50: '#ce73c1',
    500: '#b428a7',
    950: '#000000',
  },
}

SCSS

$custom: #b428a7;
$custom-light: #ce73c1;
$custom-dark: #000000;

JSON

{
  "hex": "#b428a7",
  "rgb": {
    "r": 180,
    "g": 40,
    "b": 167
  },
  "hsl": {
    "h": 305.571,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.54839,
    "c": 0.21805,
    "h": 332.4
  },
  "luminance": 0.14011
}

Semantic roles & 50–950 ramp

primary

#B428A7

secondary

#70C878

accent

#E75141

background

#FDF7FB

surface

#FAEDF7

border

#D3C8D0

text

#140912

muted

#837B81

Preview Lab

Preview with #B428A7

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →